Packing box for trash bag



FIG. 1 is a front perspective view of a packing box for trash bagshowing my new design;

FIG. 2 is a right side view hereof;

FIG. 3 is a left side view hereof;

FIG. 4 is a top view hereof; and,

FIG. 5 is a bottom view hereof.

CLAIM The ornamental design for a packing box for trash bag, as shownand described.